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Carbon and its compounds important questions

Class 10 Carbon and its compounds important questions with answers

Carbon and its compounds class 10 important questions with answers

This Free PDF Notes contains Class 10 Carbon and its compounds important questions pdf for upcoming Class 10 and other government competitive exams. In addition, you know that chemistry is an important subject for CBSE class 10th point of view. However, you can download important questions and answers pdf related to chemistry chapter 4 carbon and its compounds.

Carbon and its compounds class 10 important questions with answers pdf : Carbon is an element that is the basis for all known life on Earth. It is a highly reactive element that forms a large number of compounds, including both inorganic compounds such as carbon dioxide (CO2) and organic compounds such as methane (CH4).

Carbon has the ability to bond with itself and other elements in a variety of ways, which gives rise to an enormous diversity of carbon compounds. These compounds can be classified based on the type of bonding present, such as covalent bonding (in which atoms share electrons) or ionic bonding (in which atoms transfer electrons).

The properties of carbon compounds vary greatly based on the type of bonding and the arrangement of atoms in the compound. For example, organic compounds (compounds containing carbon-hydrogen bonds) are generally more reactive and less stable than inorganic compounds.

Carbon and its compounds Topics

Carbon compounds have a wide range of uses in various industries, including the production of pharmaceuticals, plastics, and fuels. They also play important roles in environmental and biological systems, such as the carbon cycle and metabolism. Scientists continue to study and synthesize new carbon compounds in order to better understand their properties and potential uses.

We’ve contributed these significant Questions for Class 10 Chemistry Chapter 4 Carbon and its Compounds pdf to answer distinct classes of questions in the quiz. Antecedent Year old Questions pdf of Carbon and its Compounds will assist the scholars to score well-grounded marks in the board exam. The following topics are very important from exam point of view.

  • Covalent bonding in carbon compounds
  • Versatile nature of carbon
  • Allotropes of carbon
  • Saturated and unsaturated carbon compounds
  • Chains, branches and rings in carbon compounds and Isomers
  • Functional groups
  • Homologous series
  • Nomenclature of carbon compounds
  • Chemical properties of carbon compounds
    • Combustion
    • Oxidation
    • Addition
    • Substitution
  • Properties of ethanol and ethanoic acid
  • Soaps and detergents

Details about Carbon and its compounds important questions

Class 10 chemistry significant problems with answers are furnished now for Chapter 4 Carbon and its composites pdf. These consequential questions are grounded on the CBSE board minicourse and write to the most recent stratum 10 chemistry syllabus. By exercising these Class 10 meaningful questions, scholars will be suitable to snappily reexamine all of the nonpareils covered in the chapter and prep for the Class 10 Annual exams.

  1. Out of ketonic and aldehydic groups, which is the terminal functional group ?
    • Answer: Aldehydic group
  2. The formula of a hydrocarbon is CnH2n. Name the family to which it belongs and also predict its nature.
    • Answer: The hydrocarbon belongs to alkene family. It is unsaturated in nature.
  3. What do we get when ethanoic acid reacts with ethanol in the presence of concentrated sulphuric acid ?
    • Answer: Ethyl ethanoate (CH3COOC2H5) is formed by esterification reaction. It has fruity smell.
  4. Write IUPAC and common names of CH3COCH3, C2H5COOH.
    • Answer: CH3COCH3 : Propanone, Acetone
    • C2H5COOH : Propanoic acid, Propionic acid.
  5. Which of the following belong to the same homologous series ? C3H8, C4H8, C4H6, C3H6.
    • Answer: C3H6 and C4H8 belong to the same homologous series which is alkenes with general formula CnH2n.
  6. Which has a triple bond; C2H2, C3H4 ?
    • Answer: C3H4 has triple bond with the formula CH3C ≡ CH
  7. The molecular formula of butane is C4H10. What is the formula of butene ?
    • Answer: The formula of butene is C4H8.

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Running on our series for Class 10 revamping for CBSE board examinations, we induce you a new chapter here and now i.e. Class 10 Carbon and its compounds important questions with answers. Coming across at antecedent years questions, we insinuate that it’s a genuinely meaningful chapter from examination point of perspective and is questioned for at least 6- 7 marks every time, so you peruse this comprehensively. Every year, at least 2 to 3 hypothesis and practicable questions are questioned from this chapter.

  1. What is common in the structures of the compounds methonal and ethanol ?
    • Answer: They have the same functional group (—OH) known as alcoholic group.
  2. A compound with molecular forumla C2H6O is used as a fuel. Identify the compound.
    • Answer: The compound is ethanol with formula C2H5OH.
  3. Which functional groups are present in the family of
    • (i) alcohols
    • (ii) aldehydes
    • (iii) carboxylic acids ?
      • Answer:
      • (i) —OH
      • (ii) —CHO
      • (iii) —COOH.
  4. Identify from the following the hydrocarbons that undergo addition reactions : C3H4, C2H6, CH4, C2H4. Justify your answer
    • Answer: The hydrocarbons are C2H4 (ethene) with formula CnH2n and C3H4 (propyne) with formula CnH2n-2 both are unsaturated.
  5. Which element exhibits the property of catenation to maximum and why ? (CBSE 2016)
    • Answer: The element is carbon. This is because of very small size of carbon atom (77 pm) and high strength of C—C bond (355 kj mol-1).
In conclusion, this free pdf notes is related to Important questions for class 10 science chapter 4 Carbon and Its Compounds
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Why is carbon and its compounds important?

Due to the small size of carbon atom, its nucleus holds the shared pair of electrons between atoms strongly.

Why are carbon and its compounds used as fuels for most applications?

Because they burn with a clean flame and no smoke is produced.

What is common in all the members of a family carbon and its compounds?

Common functional group.

Where are carbon compounds used in day to day life?

Carbohydrates, diamond form is used in jewellery and industry, Amorphous carbon, Graphite, carbon dating – Carbon-14.

Why are carbon compounds poor conductors?

Because there is no flow of charge.

In which compound does carbon occur?


What is the valency of carbon in its compounds ?Answer: Carbon is tetravalent in its compounds.
Why are organic compounds present in such a large number ?Answer: This is due to the self linking property of carbon known as catenation.
Which is common in all the members of a family ?Answer: They have the common functional group.
A family of organic compounds has the functional group ‘al’. What is its name ?Answer: The family is of aldehydes also called alkanals.
Name the second member of alkyne family. Give its structure.Answer: The second member of alkyne family is propyne. Its structural formula is H3C—C = CH.
Out of butter and ground nut oil, which is unsaturated in nature ?Answer: Ground nut oil is unsaturated in nature.
An unknown compound has the smell of vinegar. Identify it.Answer: The compound is ethanoic acid also called acetic acid.
Can you check hard water by using a detergent ?Answer: No, it is not possible because detergents give lather with both soft and hard waters.

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